Trump news at a glance: How Robert F Kennedy Jr is cancelling medical science

Measles on the rise and vaccination rates falling; EPA to be gutted of its crucial research function. Key US politics stories from Saturday 19 July at a glance

The current administration is waging a war on science," warned Celine Gounder, a professor of medicine and an infectious disease expert at New York University in a keynote talk in May to graduates of Harvard's School of Public Health.

That war appeared to enter a new phase in the aftermath of a recent supreme court decision that empowered health and human services secretary Robert F Kennedy Jr, a prominent vaccine sceptic, and other agency leaders, to implement mass firings - effectively greenlighting the politicization of science.